261537568 (number)

261537568 is an even 9-digits composite number following 261537567 and preceding 261537569. In scientific notation, it is written as 2.61537568 × 10^8. The sum of its digits is 43. It has a total of 6 prime factors and 12 positive divisors. There are 130768768 positive integers (up to 261537568) that are relatively prime to 261537568.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million five hundred thirty-seven thousand five hundred sixty-eight

Notation

Scientific notation 2.61537568 × 10^8
Engineering notation 2.61537568 × 10^6

Prime Factorization of 261537568

Prime Factorization 2 × 2 × 2 × 2 × 2 × 8173049

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 16346098
Product of the distinct prime numbers

The prime factorization of 261537568 is 2 × 2 × 2 × 2 × 2 × 8173049. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 2, 10, 47, 390, 87, 3311, 331, 19481, 61443, 43154, 301303, 4589690, 8042305, 25830160, 49321591, 819702411, 806118600, 1480284718, 1317452274

Basic calculations (n = 261537568)

Multiplication

n×y
n×2 523075136
n×3 784612704
n×4 1046150272
n×5 1307687840

Division

n÷y
n÷2 130768784
n÷3 87179189.333333
n÷3 65384392
n÷5 52307513.6

Exponentiation

ny
n2 68401899475354624
n3 1.7889666435365E+25
n4 4.6788198518365E+33
n5 1.2236871651594E+42

Nth Root

y√n
2√n 16172.12317539
3√n 639.50610332629
4√n 127.16966295226
5√n 48.251055294099

Divisors of 261537568

1, 2, 4, 8, 16, 32, 8173049, 16346098, 32692196, 65384392, 130768784, 261537568

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261537567
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261537568 can be divided by 12 positive divisors. The sum of these divisors (counting 261537568) is 1, the average is 0.083333333333333.

Base conversion 261537568

Base System Value
2 Binary 1111100101101011111100100000
3 Ternary 200020010111002121
4 Quaternary 33211223330200
5 Quinary 1013423200233
6 Senary 41541354024
8 Octal 1745537440
10 Decimal 261537568
12 Duodecimal 73708914
16 Hexadecimal f96bf20
20 Vigesimal 41ec3i8
36 Base36 4bpnog

Cryptographic Hash Functions

md5 ca3659a83d1753be5c64d1b3890eda5d
sha1 ef7f14556ab1b37ad98bd312539bedda9ad96cf2
sha256 fe3a8925715c5ed0666a9babd65c4a2c355c62efdada86852425b99eb3616141
sha512 ed2e8c89dc266ebb4fc445f79a17500b82dae6c02e79b8459e17fc63c01d088c96d1c5734ead1b15ba8199c7f08bd700384c16f2087d3fba82a9e782d5b86aa2
ripemd-160 ced8e69399ce6c166794f2f55a55578cf68ac0c7

261537568 as geometric shapes

Circle

Radius = n
Diameter 523075136
Circumference 1643289004.5331
Area 2.1489090488336E+17

Sphere

Radius = n
Volume 7.4936059531352E+25
Surface area 8.5956361953345E+17
Circumference 1643289004.5331

Square

Length = n
Perimeter 1046150272
Area 68401899475354624
Diagonal 369869975.73568

Cube

Length = n
Surface area 410411396852127744
Volume 1.7889666435365E+25
Space diagonal 452996355.864

Equilateral Triangle

Length = n
Perimeter 784612704
Area 2.9618891306383E+16
Altitude 226498177.932

Triangular Pyramid

Length = n
Surface area 2.9618891306383E+16
Volume 2.1083174082686E+24
Height 123289991.91189